Acknowledgements

The author, Karen Jane Lloyd, would like to thank her supervisor on this project, Melissa Smeins - geologist and paleontologist of the BLM Royal Gorge Field Office- for her support and confidence. Additionally, the archives at the Garden Park Paleontology Society were extensively utilized for this project, and  the author thanks Patricia Monaco for providing access to these and for granting permission to use copies of the photographs from the Delfs archives. The photographic originals are housed in the Cleveland Museum of Natural History.